THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL ARKANSAS...SOUTHWEST ARKANSAS...NORTH CENTRAL LOUISIANA... NORTHWEST LOUISIANA...EAST TEXAS AND NORTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT... DENSE FOG REDUCING VISIBILITY VALUES TO ONE-QUARTER OF A MILE IS EXPECTED THROUGH MID-MORNING. MOTORISTS SHOULD EXERCISE CAUTION WHILE TRAVELING ON AREA ROADWAYS. OTHERWISE...SCATTERED SHOWERS AND THUNDERSTORMS WILL PRODUCE HEAVY RAINFALL AND DANGEROUS LIGHTNING ACROSS PORTIONS OF EAST TEXAS AND NORTH LOUISIANA ALONG A WEAK SURFACE FRONT TODAY. DAYTIME HEATING AND RESULTANT INSTABILITY MAY CONTRIBUTE TO ISOLATED STRONG THUNDERSTORMS DEVELOPING DURING THE DAY...WITH GUSTY WINDS AND LOCALLY HEAVY RAINFALL THE PRIMARY THREATS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY... NO HAZARDOUS WEATHER IS EXPECTED. .SPOTTER INFORMATION STATEMENT... ACTIVATION OF EMERGENCY MANAGERS...SKYWARN NETWORKS...AND AMATEUR RADIO OPERATORS...WILL NOT BE NEEDED THROUGH TONIGHT.